[INFO] cloning repository https://github.com/FractalDiane/midi-reader [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FractalDiane/midi-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalDiane%2Fmidi-reader", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalDiane%2Fmidi-reader'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97abfdd7dcddc59cd0649fe825bbdc5bd1e2e2fd [INFO] testing FractalDiane/midi-reader against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalDiane%2Fmidi-reader" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FractalDiane/midi-reader on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FractalDiane/midi-reader [INFO] finished tweaking git repo https://github.com/FractalDiane/midi-reader [INFO] tweaked toml for git repo https://github.com/FractalDiane/midi-reader written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/FractalDiane/midi-reader already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5dfb26a29103f47a49fc8f3d58f387e48a83e35d624eb8c2b5e624ba575530e [INFO] running `Command { std: "docker" "start" "-a" "d5dfb26a29103f47a49fc8f3d58f387e48a83e35d624eb8c2b5e624ba575530e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5dfb26a29103f47a49fc8f3d58f387e48a83e35d624eb8c2b5e624ba575530e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5dfb26a29103f47a49fc8f3d58f387e48a83e35d624eb8c2b5e624ba575530e", kill_on_drop: false }` [INFO] [stdout] d5dfb26a29103f47a49fc8f3d58f387e48a83e35d624eb8c2b5e624ba575530e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be5824046f39f2c8271c9b5f814702379c24a2582343cfca85b33963d68b33af [INFO] running `Command { std: "docker" "start" "-a" "be5824046f39f2c8271c9b5f814702379c24a2582343cfca85b33963d68b33af", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling midi_reader v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cast` [INFO] [stdout] --> src/main.rs:17:26 [INFO] [stdout] | [INFO] [stdout] 17 | use num::{FromPrimitive, cast}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `typ` is assigned to, but never used [INFO] [stdout] --> src/main.rs:253:8 [INFO] [stdout] | [INFO] [stdout] 253 | let typ: u8; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_typ` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `channel` is assigned to, but never used [INFO] [stdout] --> src/main.rs:254:8 [INFO] [stdout] | [INFO] [stdout] 254 | let channel: u8; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_channel` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `typ` is never read [INFO] [stdout] --> src/main.rs:259:5 [INFO] [stdout] | [INFO] [stdout] 259 | typ = high4(*prev_status); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `channel` is never read [INFO] [stdout] --> src/main.rs:260:5 [INFO] [stdout] | [INFO] [stdout] 260 | channel = low4(*prev_status); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `typ` is never read [INFO] [stdout] --> src/main.rs:265:5 [INFO] [stdout] | [INFO] [stdout] 265 | typ = high4(status); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `channel` is never read [INFO] [stdout] --> src/main.rs:266:5 [INFO] [stdout] | [INFO] [stdout] 266 | channel = low4(status); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.08s [INFO] running `Command { std: "docker" "inspect" "be5824046f39f2c8271c9b5f814702379c24a2582343cfca85b33963d68b33af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be5824046f39f2c8271c9b5f814702379c24a2582343cfca85b33963d68b33af", kill_on_drop: false }` [INFO] [stdout] be5824046f39f2c8271c9b5f814702379c24a2582343cfca85b33963d68b33af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8632ec173a28146ebe32f6c57532045ae2c16f914c430982bb9c5e3570ecbe34 [INFO] running `Command { std: "docker" "start" "-a" "8632ec173a28146ebe32f6c57532045ae2c16f914c430982bb9c5e3570ecbe34", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling midi_reader v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cast` [INFO] [stdout] --> src/main.rs:17:26 [INFO] [stdout] | [INFO] [stdout] 17 | use num::{FromPrimitive, cast}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `typ` is assigned to, but never used [INFO] [stdout] --> src/main.rs:253:8 [INFO] [stdout] | [INFO] [stdout] 253 | let typ: u8; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_typ` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `channel` is assigned to, but never used [INFO] [stdout] --> src/main.rs:254:8 [INFO] [stdout] | [INFO] [stdout] 254 | let channel: u8; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_channel` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `typ` is never read [INFO] [stdout] --> src/main.rs:259:5 [INFO] [stdout] | [INFO] [stdout] 259 | typ = high4(*prev_status); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `channel` is never read [INFO] [stdout] --> src/main.rs:260:5 [INFO] [stdout] | [INFO] [stdout] 260 | channel = low4(*prev_status); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `typ` is never read [INFO] [stdout] --> src/main.rs:265:5 [INFO] [stdout] | [INFO] [stdout] 265 | typ = high4(status); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `channel` is never read [INFO] [stdout] --> src/main.rs:266:5 [INFO] [stdout] | [INFO] [stdout] 266 | channel = low4(status); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 46.09s [INFO] running `Command { std: "docker" "inspect" "8632ec173a28146ebe32f6c57532045ae2c16f914c430982bb9c5e3570ecbe34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8632ec173a28146ebe32f6c57532045ae2c16f914c430982bb9c5e3570ecbe34", kill_on_drop: false }` [INFO] [stdout] 8632ec173a28146ebe32f6c57532045ae2c16f914c430982bb9c5e3570ecbe34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d0a9eeb262bbd7e88de6d3220791a4df57b94ec4359ffb39db39dae9f2cd853c [INFO] running `Command { std: "docker" "start" "-a" "d0a9eeb262bbd7e88de6d3220791a4df57b94ec4359ffb39db39dae9f2cd853c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `cast` [INFO] [stderr] --> src/main.rs:17:26 [INFO] [stderr] | [INFO] [stderr] 17 | use num::{FromPrimitive, cast}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `typ` is assigned to, but never used [INFO] [stderr] --> src/main.rs:253:8 [INFO] [stderr] | [INFO] [stderr] 253 | let typ: u8; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_typ` instead [INFO] [stderr] [INFO] [stderr] warning: variable `channel` is assigned to, but never used [INFO] [stderr] --> src/main.rs:254:8 [INFO] [stderr] | [INFO] [stderr] 254 | let channel: u8; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_channel` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `typ` is never read [INFO] [stderr] --> src/main.rs:259:5 [INFO] [stderr] | [INFO] [stderr] 259 | typ = high4(*prev_status); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `channel` is never read [INFO] [stderr] --> src/main.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | channel = low4(*prev_status); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `typ` is never read [INFO] [stderr] --> src/main.rs:265:5 [INFO] [stderr] | [INFO] [stderr] 265 | typ = high4(status); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `channel` is never read [INFO] [stderr] --> src/main.rs:266:5 [INFO] [stderr] | [INFO] [stderr] 266 | channel = low4(status); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/midi_reader-cc80c68d5519fca1) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d0a9eeb262bbd7e88de6d3220791a4df57b94ec4359ffb39db39dae9f2cd853c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0a9eeb262bbd7e88de6d3220791a4df57b94ec4359ffb39db39dae9f2cd853c", kill_on_drop: false }` [INFO] [stdout] d0a9eeb262bbd7e88de6d3220791a4df57b94ec4359ffb39db39dae9f2cd853c